The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Feb. 02, 2021
Filed:
Jan. 03, 2017
Shi Yan, Aachen, DE;
Shi Yan, Aachen, DE;
Plush Ride GmbH, Aachen, DE;
Abstract
A frequency dependent piston assembly () for a shock absorber comprising: a piston () slidably disposed within a portion of cylinder (), dividing volume defined within said portion of cylinder () into a first chamber () and a second chamber (), said piston () comprising a flow channel () connecting said first chamber () and said second chamber (); characterized in that said piston assembly () further comprises: a valve assembly () controlling fluid flow () between said first chamber () and said second chamber (), configured for its preload to be changed by movement of said piston (); a pressure chamber () comprising a chamber wall (), configured to be moved by said piston () to change volume of said pressure chamber ().